From 194f02e3418ec293956be62e732a43b33d483fbb Mon Sep 17 00:00:00 2001
From: "Hana (Hyang-Ah) Kim" <hyangah@gmail.com>
Date: Wed, 3 Apr 2024 15:27:38 -0400
Subject: [PATCH] Bug repro - asymmetry in Memento API when using Date object

---
 helloworld-sample/package.json     |  2 +-
 helloworld-sample/src/extension.ts | 32 ++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/helloworld-sample/package.json b/helloworld-sample/package.json
index 1fe5d5562..ece890160 100644
--- a/helloworld-sample/package.json
+++ b/helloworld-sample/package.json
@@ -11,7 +11,7 @@
 	"categories": [
 		"Other"
 	],
-	"activationEvents": [],
+	"activationEvents": ["onStartupFinished"],
 	"main": "./out/extension.js",
 	"contributes": {
 		"commands": [
diff --git a/helloworld-sample/src/extension.ts b/helloworld-sample/src/extension.ts
index 7fa9da092..6b590cae5 100644
--- a/helloworld-sample/src/extension.ts
+++ b/helloworld-sample/src/extension.ts
@@ -19,5 +19,37 @@ export function activate(context: vscode.ExtensionContext) {
 		vscode.window.showInformationMessage('Hello World!');
 	});
 
+	const now = new Date();
+	console.log(JSON.stringify(now));
+	const KEY = 'TEST_TIMESTAMP_KEY';
+	let value = context.globalState.get<Date>(KEY);
+	if (value === undefined) {
+		context.globalState.update(KEY, new Date());
+		value = context.globalState.get<Date>(KEY);
+	}
+	console.log(`TEST_TIMESTAMP_KEY = ${value} type=${typeof value}`);
+	if (value === undefined || !(value instanceof Date)) {
+		throw Error(`unexpected date - ${value}`);
+	}
 	context.subscriptions.push(disposable);
 }
+
+/*
+# First Round
+
+Congratulations, your extension "helloworld-sample" is now active!
+extensionHostProcess.js:144
+"2024-04-03T19:24:17.476Z"
+extensionHostProcess.js:144
+TEST_TIMESTAMP_KEY = Wed Apr 03 2024 15:24:17 GMT-0400 (Eastern Daylight Time) type=object
+
+--
+# Second Round 
+
+Congratulations, your extension "helloworld-sample" is now active!
+extensionHostProcess.js:144
+"2024-04-03T19:25:06.045Z"
+extensionHostProcess.js:144
+TEST_TIMESTAMP_KEY = 2024-04-03T19:24:17.478Z type=string
+(and crash)
+*/
\ No newline at end of file